CJ1W-PNT21 Omron, CJ1W-PNT21 Datasheet - Page 90
CJ1W-PNT21
Manufacturer Part Number
CJ1W-PNT21
Description
CJ Profinet Master
Manufacturer
Omron
Datasheet
1.CJ1W-PNT21.pdf
(131 pages)
Specifications of CJ1W-PNT21
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Troubleshooting using the IO Controller indicators
6-2
6-2-1
6-2-2
Troubleshooting using the IO Controller indicators
Determining Operating Status from the Indicators
Normal Operating Status
This section presents a number of easy to use procedures to troubleshoot
possible errors using the LED indicators on the front of the Unit (see figure
below).
The LEDs on the Communication Unit (1) have the following functions:
/i
The LED indicators can be used to determine the following categories of
errors:
•
•
•
•
•
The following table shows the status of the MS, NS , COMM and 100M
indicators and the 7-segment display during normal operation
LED
MS
NS
COMM
100
Normal operation
This is the normal startup procedure and operation of the PROFINET IO
Controller. Any other indication means the Unit is an abnormal state.
Start-up errors
These include errors in the PLC CPU, as well as errors in the Unit, which
prevents the combination from starting up correctly.
Operational errors
These include PLC errors, PLC Bus errors, and error log problems, all
during operations.
Configuration problems
These include errors during or after downloading a new configuration as
well as errors in the configuration after startup.
PROFINET IO errors
These include errors in the PROFINET IO interface or on the network.
Indicates the
PROFINET IO Controllers Module Status
PROFINET IO Controllers Network Status
PROFINET IO Controllers Communication Status
PROFINET IO Controllers IO Data Exchange Status
CJ1W-PNT21
Figure 6.1: Indicators
COMM
100M
MS
NS
Section 6-2
77
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